.left-part {
    float: left;
    width: 2.5rem;
    height: 100%;
    background-color: #f7f7f7;
    padding-top: 0.25rem;
    color: #b7b7b7;
    font-size: 0.38rem
}

.right-part {
    padding-left: 2.5rem;
    width: 100%;
    height: 100%
}

.title-item {
    height: 1.4rem;
    line-height: 1.4rem;
    text-align: center;
}

.title-item.active {
    background-color: white;
}

.content-item {
    float: left
}

.content-item img {
    width: 2.5rem
}

.content-item .title {
    text-align: center;
    font-size: 0.35rem;
    margin-top: -.2rem;
}